Not only that, it becomes a glue that binds people together, the more agreement the stronger the binding (and the more that get bound). At least that is the analogy that I use when I look at this; we (rationalists) have no glue, they (religions) have too much.
It doesn’t have to bring new thoughts to serve a purpose. A chorus of agreement is an emotional amplifier.
Not only that, it becomes a glue that binds people together, the more agreement the stronger the binding (and the more that get bound). At least that is the analogy that I use when I look at this; we (rationalists) have no glue, they (religions) have too much.